Features 1、Detachable Adjustable Shoulder Straps: With detachable shoulder straps, the arm bag can easily be changed into a messenger bag in various ways. The adjustable strap can effectively stabilize the arm bag without slipping. 2、Selected Material: The sports arm bag is made of polyester fiber and PU waterproof material, which is easy to bend and fold, and has good wear resistance and durability. 3、Breathable and Comfortable: Breathable design on the back of the arm bag helps to circulate air, thus reducing the heat on the arm and making it comfortable to wear. 4、Large Capacity and Light Weight: Double layer pockets with large capacity can easily store mobile phones, bank cards, keys, change, etc. The lightweight design will be comfortable to wear on the wrist. 5、Multi Purpose: This armband is designed for people with an active lifestyle. Whether you are running, hiking, exercising or traveling, our armband is the most comfortable and reliable choice. Item Type: Sports Phone Arm Bag Material: PU, Polyester Fiber Weight: Approx. 95g / 3.4oz Package List 1 x Arm Bag 1 x Shoulder Strap